Summer, 1997. Twelve-year-old Grace and eleven-year-old Asta have been friends for as long as they can remember. When her father suddenly leaves, Grace’s fascination with religion and the supernatural becomes an obsession. At the end of the school holidays the girls go to stay in a cottage in the Cornish countryside with Asta’s bohemian mum, Kate. There, troubled Grace is forced to confront her demons...

As two evil sisters prepare to conquer the land, two renegades—Eric the Huntsman, who aided Snow White in defeating Ravenna in Snowwhite and the Huntsman, and his forbidden lover, Sara—set out to stop them.